


.lt-main {
    display: flex;
    .lt-cate-aside {
        width: 90px;
        height: 100%;
        position: relative;
        
    ul {
        padding: 0;
        li {
          a {
            display: block;
            width: 90px;
            height: 50px;
            text-align: center;
            line-height: 50px;
            color: #333;
            border-right: 1px solid #ccc;
            border-bottom: 1px solid #ccc;
            background-color: #eee;
          }
        }
    
        li.current {
          a {
            border-right: none;
            background-color: #fff;
          }
        }
      }
    }
    .lt-cate-content {
        width: 100%;
        flex: 1;
        a {
            float: left;
            width: 33.33%;
            text-align: center;
        
            img {
              width: 70%;
            }
          }
    }
}

